> > Thans for your response ! > > Yes, using rte_ring between multiple process. > > So in this case you’re saying the behavior is undefined ? > In my case another process crashed after that.
Without a proper debug session it is really hard to tell what is going on. If the situation is reproducible, I'd suggest to run it with gdb and see. > > > Le 11 avr. 2024 à 11:08, Konstantin Ananyev <konstantin.anan...@huawei.com> > > a écrit : > > > > > > > > Hi, > >> > >> As part of a project I have a question about the rte ring. > >> I’m using rte ring multi producer/single consumer. > >> The producers are several process. > >> If one producer is enqueuing an element and crashed (kill pid) in the > >> middle of the > >> enqueuing, can it compromise the ring ? > > > > I suppose you are using rte_ring as IPC mechanism between multiple > > processes, correct? > > In theory - yes, if your producer crashed during enqueue() to the ring, > > then yes, the ring might be affected. > > If producer already moved prod.head and crashed before updating prod.tail, > > then no other producers > > will be able to enqueue() into the ring, till you'll do reset() for it. > > I expect such situation really rare and hard to reproduce, but in theory it > > is possible. > > Konstantin
